Journal Paper

• Tomohiro Okamura, Masahiko Nakase, Kenji Takeshita, Takashi Shimada, Yuki Konishi, Keisuke Nishimura, Hitomi Ishida, Tomoo Yamamura. Analysis of the Necessity and Usefulness of MA Temporary Storage Technology for the Sustainable Nuclear Fuel Cycle, Progress in Nuclear Science and Technology, Vol. 7, No. 2025, pp. 未定, Feb. 2025.
• Masahiko Nakase, Takahiro Nishihara, Fauzia Hanum Ikhwan, Tomohiro Okamura, Kota Matsui. Development of Integrated Actinide Chemistry Application, AACE, for Acceleration of Actinide Chemistry Experiments, 6th International ATALANTE Conference on Nuclear Chemistry for Sustainable Fuel Cycles (ATALANTE-2024), EPJ Web of Conferences, Vol. 317, No. 01007, Jan. 2025.
• Tomohiro Okamura, Masahiko Nakase, Kenji Takeshita, Takashi Shimada, Yuki Konishi, Keisuke Nishimura, Hitomi Ishida, Tomoo Yamamura. Impact of MA Temporary Storage Process on the Reduction of Final Disposal Burden in the Advanced Nuclear Fuel Cycle, 6th International ATALANTE Conference on Nuclear Chemistry for Sustainable Fuel Cycles (ATALANTE-2024), EPJ Web of Conferences, Vol. 317, No. 01009, Jan. 2025.

International Conference (Not reviewed / Unknown)

• Tomohiro Okamura, Takahiro Nishihara, Kunitaka Jimichi, Hidekazu Asano, Masahiko Nakase. NEUChain: Next Generation Digital Twin for Nuclear Energy System and AI-Based Knowledge Management System, NEA Workshop on Digital Safety Case Integration for Radioactive Waste and Geological Disposal, Apr. 2025.
• Takumi Abe, Taiga Suzuki, Tomohiro Okamura, Masahiko Nakase, Kenji Nishihara, Kenji Takeshita. Implementation of Uranium Enrichment Cascade Model to Nuclear Fuel Cycle Simulator, NEA Workshop on Digital Safety Case Integration for Radioactive Waste and Geological Disposal, Apr. 2025.
• Takahiro Nishihara, Tomohiro Okamura, Masahiko Nakase. NEUChain: An Blockchain & AI-Based Secured Knowledge Management System for Nuclear Energy System, NEA Workshop on Digital Safety Case Integration for Radioactive Waste and Geological Disposal, Apr. 2025.
• Kenji Takeshita, Tomohiro Okamura, Naoto Aizawa, Masahiko Nakase, Takashi Shimada, Kenji Nishihara. Current Status and Next Development of Fuel Cycle Analysis Technique for the Future Scenarios: Research Committee on Fuel Cycle Analysis Technique for FutureNuclear Scenarios in Atomic Energy Society, International Symposium on Green Transformation Initiative and Innovative Zero-Carbon Energy Systems, GXI-ZES, Jan. 2025.
• Tomohiro Okamura, Takumi Abe, Taiga Suzuki, Masahiko Nakase, Kenji Takeshita, Kenji Nishihara. Three Years of NMB4.0: A Driving Force Toward Nuclear Innovation Through Open Access Nuclear Fuel Cycle Simulator Development, International Symposium on Green Transformation Initiative and Innovative Zero-Carbon Energy Systems, GXI-ZES, Jan. 2025.
• Masahiko Nakase, Takahiro Nishihara, Tomohiro Okamura, Fauzia Hanum Ikhwan, Alaaeldine Shaker Mohammed Saleh, Kota Matsui. Chemoinformatic attempts to elucidate candidate extractant structures for enhanced MA separation, International Symposium on Green Transformation Initiative and Innovative Zero-Carbon Energy Systems, GXI-ZES, Jan. 2025.

Domestic Conference (Not reviewed / Unknown)

• Fauzia Hanum Ikhwan, Masahiko Nakase, Takahiro Nishihara, Tomohiro Okamura, Kenji Takeshita, Taisuke Tsukamoto, Keisuke Nishimura, Takashi Shimada, Tomoo Yamamura. Investigation on Fuel Cycle based on Actinide Management Towards Sustainable Use of Nuclear Energy(8) Separation of minor actinide by using DGA derivatives and diluent with low heat of Vaporizatio, Atomic Energy Society of Japan 2025 Spring Annual Meeting, Mar. 2025.
• Toshihiko Ohnuki, Satoshi Utsunomiya, Masahiko Nakase, Masahide Takano, Terumi Dohi. CsMP中におけるCs及びIの挙動の実験的解明, Atomic Energy Society of Japan 2025 Spring Annual Meeting, Mar. 2025.
• Masahiko Nakase, Tomohiro Okamura, Yoshihisa Tahara, Hiroyasu Mochizuki, Tsuyoshi Murakami, Tadafumi Koyama. 塩化物溶融塩高速炉のフィージビリティー研究(V)(4)溶融塩高速炉の諸量評価, Atomic Energy Society of Japan 2025 Spring Annual Meeting, Mar. 2025.
• Takumi Abe, Taiga Suzuki, Tomohiro Okamura, Masahiko Nakase, Kenji Nishihara, Kenji Takeshita. NMB4への遠心分離理想カスケード濃縮モデルの実装と回収ウラン活用シナリオの諸量評価, Atomic Energy Society of Japan 2025 Spring Annual Meeting, Mar. 2025.
• Tomoo Yamamura, Miki Harigai, Takashi Shimada, Tomohiro Okamura, Masahiko Nakase, Kenji Takeshita, Yuki Konishi, Keisuke Nishimura, Taisuke Tsukamoto, Yasutoshi Ban. 持続的な原子力利用のためのアクチノイドマネジメントを備えた燃料サイクルの研究(3)研究・プロセスの全体像と社会実装に向けたTRL設定, Atomic Energy Society of Japan 2025 Spring Annual Meeting, Mar. 2025.
• Takashi Shimada, Tomoo Yamamura, Miki Harigai, Masahiko Nakase, Kenji Takeshita, Tomohiro Okamura, Yasutoshi Ban, Hiroki Tsukamoto, Keisuke Nishimura, Hiromichi Gima. 持続的な原子力利用のためのアクチノイドマネジメントを備えた燃料サイクルの研究(4)燃料サイクルにおけるアクチノイドのマネジメント基本方針とKPI, Atomic Energy Society of Japan 2025 Spring Annual Meeting, Mar. 2025.
• Tomohiro Okamura, Masahiko Nakase, Kenji Takeshita, Takashi Shimada, Koki Hibi, Yuki Konishi, Keisuke Nishimura, Hitomi Ishida, Tomoo Yamamura. 持続的な原子力利用のためのアクチノイドマネジメントを備えた燃料サイクルの研究(5)LF共存期におけるアクチノイドマネジメント機能の諸量評価, Atomic Energy Society of Japan 2025 Spring Annual Meeting, Mar. 2025.
• Taisuke Tsukamoto, Yuki Konishi, Keisuke Nishimura, Takashi Shimada, Yasutoshi Ban, Yasuhiro Tsubata, Masahiko Nakase, Tomoo Yamamura. 持続的な原子力利用のためのアクチノイドマネジメントを備えた燃料サイクルの研究(7)低気化熱希釈剤を用いたMA分離・直接転換プロセスの開発, Atomic Energy Society of Japan 2025 Spring Annual Meeting, Mar. 2025.
• Masahiko Nakase. 塾生の活動報告（第２期生）－ゼロカーボン研究所中瀬研究室における原子力R&Dの国際展開について, Science Tokyo, Institute of Integrated Research, Center for Fundamental Research, Research Results Presentation 2024, Mar. 2025.
• Masahiko Nakase. 英国との原子力バックエンド、廃棄物・処分研究の連携、協力関係形成のための学術交流～力強い国際展開を目指して～, Science Tokyo, Institute of Integrated Research, Center for Fundamental Research, Research Results Presentation 2024, Mar. 2025.
• Masahiko Nakase. MA抽出のためのフッ素系スーパー溶媒の探査, 令和６年度 原子力システム研究開発事業成果報告会, Mar. 2025.
• Masahiko Nakase. アクチノイド分離科学研究における機械学習の適用～閉塞状況の打破を目指して～, 2024年度アクチノイドの物性化学と応用・原子炉照射医療用RI製造に関する専門研究会, Mar. 2025.
• Masahiko Nakase, Tomohiro Okamura, Yoshihisa Tahara, Hiroyasu Mochizuki, Tsuyoshi Murakami, Tadafumi Koyama. NMBを用いた溶融塩高速炉の諸量評価研究, "6th Zero Carbon Energy Institute Colloquium, FY 2024 ""NuMBAC2025: Benchmarking and Utilization of Nuclear Fuel Cycle Simulator""", Feb. 2025.
• Gagad RAHMADI, Tomohiro Okamura, Andika Putra DWIJAYANTO, Masahiko Nakase, Djarot Sulistio Wisnubroto. Nuclear Fuel Cycle Simulation for Indonesia's 43.9 GW Nuclear Power Program, "6th Zero Carbon Energy Institute Colloquium, FY 2024 ""NuMBAC2025: Benchmarking and Utilization of Nuclear Fuel Cycle Simulator""", Feb. 2025.
• Andika Putra Dwijayanto, Tomohiro Okamura, Masahiko Nakase. Techno-economical and Uranium Resource Consideration of Marine MCFR Core Design Selection, "6th Zero Carbon Energy Institute Colloquium, FY 2024 ""NuMBAC2025: Benchmarking and Utilization of Nuclear Fuel Cycle Simulator""", Feb. 2025.
• Ria Mishima, Tomohiro Okamura, Takumi Abe, Masahiko Nakase. 次世代核燃料サイクルの再処理工程におけるフェロシアン化アルミニウムを用いたPGM、Mo分離の導入による高レベル放射性廃棄物の処分負荷低減に関する研究, "6th Zero Carbon Energy Institute Colloquium, FY 2024 ""NuMBAC2025: Benchmarking and Utilization of Nuclear Fuel Cycle Simulator""", Feb. 2025.
• Takumi Abe, Tomohiro Okamura, Masahiko Nakase, Kenji Nishihara, Kenji Takeshita. 核燃料サイクルシミュレータNMB4のこれまで, "6th Zero Carbon Energy Institute Colloquium, FY 2024 ""NuMBAC2025: Benchmarking and Utilization of Nuclear Fuel Cycle Simulator""", Feb. 2025.
• Tomohiro Okamura, Takahiro Nishihara, Taiga Suzuki, Takumi Abe, Kenji Nishihara, Masahiko Nakase. 分散型台帳技術と諸量評価コードの結節による核燃料サイクルのデジタルツイン構築, "6th Zero Carbon Energy Institute Colloquium, FY 2024 ""NuMBAC2025: Benchmarking and Utilization of Nuclear Fuel Cycle Simulator""", Feb. 2025.
• Masahiko Nakase, Ryosuke Maki, Satofumi Maruyama, Tomofumi Sakuragi, Shingo Tanaka, Miki Harigai, Hidekazu Asano, Hidetoshi Kikunaga, Toru Kobayashi, Hajime Tanida. 燃料デブリの安定固化を目指した人工岩石固化体の開発と顕微XAFSによる評価, The 38th Annual Meeting of the Japanese Society for Synchrotron Radiation Research Joint Symposium on Synchrotron Radiation Science, Jan. 2025.

Research Highlight

• Masahiko Nakase, Tomohiro Okamura, Kenji Takeshita, Kenji Nishihara, Takumi Abe. Organizer of the Nuclear Fuel Cycle Simulation Workshop NuMBAC2025. 2025-2025.

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